\name{GetFieldInfos}
\alias{GetFieldInfos}
%- Also NEED an '\alias' for EACH other topic documented here.
\title{
Gets all the field informations of the dataset
}
\encoding{UTF-8}
\description{
返回数据集中所有的属性字段信息
}
\usage{
GetFieldInfos(obj)
}
%- maybe also 'usage' for other objects documented here.
\arguments{
  \item{obj}{
  矢量数据集对象
}
}
\details{
%%  ~~ If necessary, more details than the description above ~~
}
\value{
如果成功，返回一个\code{\link{FieldInfo-class}} 的 list，否则返回空。
}
\references{
%% ~put references to the literature/web site here ~
}
\author{
%%  ~~who you are~~
}
\note{
%%  ~~further notes~~
}

%% ~Make other sections like Warning with \section{Warning }{....} ~

\seealso{
\code{\link{FieldInfo-class}}
}
\examples{
server <- system.file("/sampledata/ChangChun.udb", package="RSuperMap")
ds <- OpenDatasource(server, alias = "test", engine = "udb")
dt <- GetDataset(ds, "Park")
fields <- GetFieldInfos(dt)
fields

CloseDatasource(ds)
}
% Add one or more standard keywords, see file 'KEYWORDS' in the
% R documentation directory.
\keyword{supermap}
